ZIP Code 06831 — Stamford city, CT Demographics & Data

ZIP code 06831 covers Stamford, CT in Fairfield County with a population of about 14,656.

At a glance, the area shows median age of 47.6 versus a U.S. median of about 38.9.

It sits in telephone area codes 203, 475; U.S. House district CT-4; the NEW YORK media market.

Stamford, CT aligns with a tech / corporate-campus profile (high remote-work / education / income profile or known campus context). Broadband quality, remote-work share, and nearby employer campuses often matter as much as classic residential stats.

Median household income in ZIP 06831 is about $218,785 — about 191% above the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 3.7%; unemployment rate near 4.4%; 69.5% of adults with a bachelor’s degree or higher (about 35.8 points above the national share (33.7%)).

Labor and commute patterns include leading industry context around Finance and insurance, Professional services, and Education; about 25.8% of workers reporting work-from-home (about 10.6 points above the U.S. share (15.2%)); a mean commute of about 180.0 minutes (U.S. average near 26.8).

Median home value is about $1,483,500 — about 326% above the U.S. median home value ($348,079).

Housing tenure and rents show median gross rent around $3,181 (about 174% above the U.S. median rent ($1,163)), and owner-occupancy near 78.3% (about 12.9 points above the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 06831 in Stamford, CT, a household would need roughly $408,000 in annual income under a 20% down, 30-year loan at 6.8% (illustrative), keeping housing costs near 28% of income. Estimated monthly PITI is about $9,530. That is about 86% above the local median household income ($218,785), so the median earner would likely stretch or need a larger down payment. Rates, taxes, insurance, and HOA fees vary — treat this as a planning estimate, not a lender quote.

Climate normals for Stamford city, CT show little to no average snow and around 47.8 inches of annual precipitation.

IRS migration statistics show a net inflow of about 809 for ZIP 06831 (Stamford city, CT) on US5’s published series — a signal of people/tax filers moving in relative to those leaving. Inflows often track job growth, housing demand, or lifestyle migration; treat the figure as a directional indicator rather than a precise headcount.